Opinions from K. A. von Zittel 1911
- 'Acanthopholis belongs to Stegosauridae'
- 'Aepisaurus [misspelled as Aepyosaurus] belongs to Sauropoda'
- 'Agathaumas belongs to Ceratopsidae'
- 'Albertosaurus belongs to Coeluridae'
- 'Algoasaurus belongs to Sauropoda'
- 'Allosaurus belongs to Megalosauridae'
- 'Allosaurus fragilis [misspelled as Allosaurus agilis] belongs to Allosaurus'
- 'Allosaurus fragilis [misspelled as Allosaurus agilis] belongs to Allosaurus' according to F. A. v. Zittel 1887
- 'Ammosaurus belongs to Anchisauridae'
- 'Anchisauridae belongs to Theropoda'
- 'Anchisaurus belongs to Anchisauridae'
- 'Anchisaurus major belongs to Anchisaurus'
- 'Ankylosaurus is a subjective synonym of Stereocephalus'
- 'Anoplosaurus belongs to Stegosauridae'
- 'Antrodemus belongs to Megalosauridae'
- 'Apatodon belongs to Stegosauridae'
- 'Apatosaurus belongs to Atlantosauridae'
- 'Apatosaurus grandis is recombined as Morosaurus grandis'
- 'Argyrosaurus belongs to Sauropoda'
- 'Aristosuchus is a subjective synonym of Coelurus'
- 'Astrodon belongs to Sauropoda'
- 'Atlantosauridae belongs to Sauropoda'
- 'Atlantosaurus belongs to Atlantosauridae'
- 'Aublysodon belongs to Coeluridae'
- 'Barosaurus belongs to Atlantosauridae'
- 'Bothriospondylus belongs to Morosauridae'
- 'Brachiosaurus belongs to Cetiosauridae'
- 'Brachyrophus belongs to Stegosauridae'
- 'Brontosaurus is a subjective synonym of Apatosaurus'
- 'Brontosaurus excelsus is recombined as Apatosaurus excelsus'
- 'Calamospondylus belongs to Coeluridae'
- 'Camarasaurus [misspelled as Camarosaurus] belongs to Morosauridae'
- 'Camptonotus is a subjective synonym of Camptosaurus'
- 'Camptosauridae belongs to Ornithopodidae'
- 'Camptosaurus belongs to Camptosauridae'
- 'Cardiodon is a subjective synonym of Cetiosaurus'
- 'Caulodon belongs to Sauropoda'
- 'Centrosaurus belongs to Ceratopsidae'
- 'Ceratops belongs to Ceratopsidae'
- 'Ceratopsidae belongs to Predentata'
- 'Ceratosaurus belongs to Coeluridae'
- 'Ceratosaurus nasicornis belongs to Ceratosaurus'
- 'Cetiosauridae belongs to Sauropoda'
- 'Cetiosaurus belongs to Cetiosauridae'
- 'Chondrosteosaurus belongs to Morosauridae'
- 'Cinodon is corrected as Cionodon and belongs to Trachodontidae'
- 'Claorhynchus belongs to Trachodontidae'
- 'Claosaurus belongs to Trachodontidae'
- 'Coelophysis belongs to Coeluridae'
- 'Coelosaurus belongs to Megalosauridae'
- 'Coeluridae belongs to Theropoda'
- 'Coelurus belongs to Coeluridae'
- 'Compsognathidae belongs to Theropoda'
- 'Compsognathus belongs to Compsognathidae'
- 'Compsognathus longipes belongs to Compsognathus'
- 'Craspedodon belongs to Camptosauridae'
- 'Crataeomus belongs to Stegosauridae'
- 'Craterosaurus belongs to Theropoda'
- 'Creosaurus belongs to Megalosauridae'
- 'Cryptosaurus belongs to Camptosauridae'
- 'Cumnoria is a subjective synonym of Camptosaurus'
- 'Dacentrurus is a subjective synonym of Omosaurus'
- 'Danubiosaurus is a subjective synonym of Crataeomus'
- 'Deinodon belongs to Coeluridae'
- 'Diceratops belongs to Ceratopsidae'
- 'Diclonius is a subjective synonym of Trachodon'
- 'Dinodocus belongs to Sauropoda'
- 'Dinosauria belongs to Reptilia'
- 'Diplodocidae belongs to Sauropoda'
- 'Diplodocus belongs to Diplodocidae'
- 'Diplodocus longus belongs to Diplodocus'
- 'Diplotomodon belongs to Theropoda'
- 'Diracodon belongs to Stegosauridae'
- 'Dryosaurus belongs to Hypsilophontidae'
- 'Dryptosaurus belongs to Megalosauridae'
- 'Dynamosaurus is a subjective synonym of Tyrannosaurus'
- 'Dystrophaeus [misspelled as Distrophaeus] belongs to Cetiosauridae'
- 'Echinodon belongs to Stegosauridae'
- 'Elosaurus belongs to Sauropoda'
- 'Epanterias belongs to Sauropoda'
- 'Eucamerotus belongs to Morosauridae'
- 'Eucercosaurus [misspelled as Eucerosaurus] belongs to Stegosauridae'
- 'Euskelesaurus is corrected as Euskelosaurus and belongs to Plateosauridae'
- 'Genyodectes belongs to Coeluridae'
- 'Gigantosaurus belongs to Morosauridae'
- 'Gigantosaurus belongs to Morosauridae'
- 'Gresslyosaurus belongs to Plateosauridae'
- 'Hadrosaurus is a subjective synonym of Trachodon'
- 'Hadrosaurus breviceps is recombined as Trachodon breviceps'
- 'Hadrosaurus foulkii is recombined as Trachodon foulkii'
- 'Halticosaurus belongs to Compsognathidae'
- 'Haplocanthosaurus [misspelled as Haplacanthosaurus] belongs to Cetiosauridae'
- 'Hierosaurus belongs to Stegosauridae'
- 'Hoplitosaurus belongs to Stegosauridae'
- 'Hoplosaurus belongs to Stegosauridae'
- 'Hylaeosaurus [misspelled as Hyaeolosaurus] belongs to Stegosauridae'
- 'Hypselosaurus belongs to Sauropoda'
- 'Hypsibema belongs to Trachodontidae'
- 'Hypsilophodon belongs to Hypsilophontidae'
- 'Hypsilophodontidae [misspelled as Hypsilophontidae] belongs to Ornithopodidae'
- 'Hypsirophus [misspelled as Hypsirhophus] belongs to Theropoda'
- 'Iguanodon belongs to Iguanodontidae'
- 'Iguanodon bernissartensis belongs to Iguanodon'
- 'Iguanodon mantelli belongs to Iguanodon'
- 'Iguanodontidae belongs to Ornithopodidae'
- 'Ischyrosaurus belongs to Morosauridae'
- 'Labrosauridae belongs to Theropoda'
- 'Labrosaurus belongs to Labrosauridae'
- 'Laelaps belongs to Megalosauridae'
- 'Laosaurus belongs to Hypsilophontidae'
- 'Loncosaurus belongs to Coeluridae'
- 'Macelognathus belongs to Stegosauridae'
- 'Macrurosaurus is a subjective synonym of Acanthopholis'
- 'Massospondylus belongs to Anchisauridae'
- 'Megadactylus is a subjective synonym of Thecodontosaurus'
- 'Megalosauri is corrected as Megalosauridae and belongs to Theropoda'
- 'Megalosaurus belongs to Megalosauridae'
- 'Megalosaurus bucklandii belongs to Megalosaurus'
- 'Microcoelus belongs to Sauropoda'
- 'Mochlodon belongs to Camptosauridae'
- 'Monoclonius belongs to Ceratopsidae'
- 'Morinosaurus belongs to Sauropoda'
- 'Morosauridae belongs to Sauropoda'
- 'Morosaurus belongs to Morosauridae'
- 'Nanosaurus belongs to Hypsilophontidae'
- 'Neosodon belongs to Morosauridae'
- 'Nodosaurus belongs to Stegosauridae'
- 'Nuthetes belongs to Coeluridae'
- 'Oligosaurus belongs to Stegosauridae'
- 'Omosaurus belongs to Stegosauridae'
- 'Oplosaurus belongs to Morosauridae'
- 'Ornitholestes belongs to Compsognathidae'
- 'Ornithomimus belongs to Compsognathidae'
- 'Ornithopodidae belongs to Predentata'
- 'Ornithopsis belongs to Morosauridae'
- 'Ornithotarsus belongs to Trachodontidae'
- 'Orthomerus belongs to Trachodontidae'
- 'Orthopoda is a subjective synonym of Predentata'
- 'Pachysaurus belongs to Plateosauridae'
- 'Palaeoscincus belongs to Stegosauridae'
- 'Pelorosaurus belongs to Morosauridae'
- 'Plateosauridae belongs to Theropoda'
- 'Plateosaurus belongs to Plateosauridae'
- 'Pleurocoelus belongs to Morosauridae'
- 'Pneumatoarthrus is a subjective synonym of Ornithotarsus'
- 'Poekilopleuron [misspelled as Poikilopleuron] belongs to Plateosauridae'
- 'Polacanthus belongs to Stegosauridae'
- 'Predentata belongs to Dinosauria'
- 'Priconodon belongs to Stegosauridae'
- 'Priodontognathus belongs to Stegosauridae'
- 'Rabdodon is corrected as Rhabdodon and belongs to Trachodontidae'
- 'Regnosaurus belongs to Stegosauridae'
- 'Saltopus belongs to Coeluridae'
- 'Sarcolestes belongs to Stegosauridae'
- 'Sauropoda belongs to Dinosauria'
- 'Scelidosauridae is a subjective synonym of Stegosauridae'
- 'Scelidosaurus belongs to Stegosauridae'
- 'Sellosaurus belongs to Plateosauridae'
- 'Smilodon laevis is recombined as Zanclodon laevis'
- 'Sphenospondylus belongs to Trachodontidae'
- 'Stegopelta belongs to Stegosauridae'
- 'Stegosauridae belongs to Predentata'
- 'Stegosaurus belongs to Stegosauridae'
- 'Stegosaurus stenops belongs to Stegosaurus'
- 'Stegosaurus ungulatus belongs to Stegosaurus'
- 'Stenopelix belongs to Stegosauridae'
- 'Stereocephalus belongs to Stegosauridae'
- 'Sterrholophus is a subjective synonym of Triceratops'
- 'Streptospondylus is a subjective synonym of Megalosaurus'
- 'Struthiosaurus belongs to Stegosauridae'
- 'Symphyrophus [misspelled as Symphyrosaurus] belongs to Sauropoda'
- 'Syngonosaurus belongs to Stegosauridae'
- 'Tanystropheus belongs to Coeluridae'
- 'Telmatosaurus belongs to Trachodontidae'
- 'Teratosaurus belongs to Plateosauridae'
- 'Thecodontosauridae is a subjective synonym of Anchisauridae'
- 'Thecodontosaurus belongs to Anchisauridae'
- 'Thecospondylus belongs to Coeluridae'
- 'Theropoda belongs to Dinosauria'
- 'Thespesius is a subjective synonym of Trachodon'
- 'Titanosaurus belongs to Morosauridae'
- 'Titanosaurus is a subjective synonym of Apatosaurus'
- 'Torosaurus belongs to Ceratopsidae'
- 'Trachodon belongs to Trachodontidae'
- 'Trachodon mirabilis belongs to Trachodon'
- 'Trachodontidae belongs to Ornithopodidae'
- 'Triceratops belongs to Ceratopsidae'
- 'Triceratops flabellatus belongs to Triceratops'
- 'Triceratops prorsus belongs to Triceratops'
- 'Triceratops serratus belongs to Triceratops'
- 'Tyrannosaurus belongs to Coeluridae'
- 'Vectisaurus [misspelled as Uestisaurus] belongs to Stegosauridae'
- 'Zanclodon belongs to Plateosauridae'